| PST-CF103W Specifications | |
| Product Name | Tuya Smart WiFi Wristband SOS Emergency Button |
| Compatible App Name | Tuya Smart / Smart Life (iOS & Android) |
| Color Option | Black / White |
| Material | ABS main body + silicone wristband |
| Product Type | Smart Personal Emergency Alert System / Wearable Panic Button |
| Connectivity | WiFi 2.4GHz (IEEE 802.11b/g/n) |
| Core Function | One-click SOS emergency alert with APP push notification |
| Power Supply | Built-in rechargeable polymer battery: 3.7V / 250mAh |
| Charging Time | 60 minutes (full charge) |
| Standby Time | Up to 180 days (low power mode) |
| Working Current | Ultra-low power consumption design |
| Waterproof Rating | IP67 (splash-proof) |
| Main Unit Dimensions | 49mm (diameter) × 17mm (thickness) |
| Wristband Length | 120mm–100mm adjustable |
| Alert Mode | APP push notification + local confirmation tone |
| Multi-User Sharing | Support multiple family members to receive alerts simultaneously |
| Low Battery Alert | APP push notification when battery is low |
| Offline Detection | APP reminder when the device is offline |
| Installation/Wearing Method | Adjustable wristband for wrist wearing |
| Operating Temperature | -10°C ~ +50°C |
| Operating Humidity | 10% ~ 90% RH (non-condensing) |
| Range | Up to 10m (WiFi signal range |
| Pairing Mode | EZ/AP mode pairing via Tuya Smart App |
| Alert Log | APP records all SOS trigger history |
| Customizable Settings | Adjust alert notifications |
| Target Users | Elderly |
| Operation Temp. | –10°C to +50°C |
| Humidity | 5%--95% non-condensing |
| Box Dimension | 13.5*4.6*2.3cm |
| Unit Weight | 0.05kg |
| PST-CF103W Package List | |
| SOS Button | x1 |
| Type C Cable | x1 |
| User Manual | x1 |
| PST-CF103W Product FAQ | |
| Q1: What is this Tuya WiFi wristband SOS button? A: It is a wearable smart emergency alert device. Users can press the SOS button to trigger an alert, and family members will receive instant notifications via the Tuya Smart App. |
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| Q2: Does it require a hub to work? A: No, it connects directly to your 2.4GHz WiFi network; no separate hub or gateway is needed. |
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| Q3: What WiFi networks does it support? A: It only supports 2.4GHz WiFi (IEEE 802.11b/g/n); 5GHz WiFi is not compatible. |
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| Q4: How does the SOS alert work? A: When the user presses the SOS button, the device sends an instant push notification to all linked mobile phones via the app. |
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| Q5: Can multiple people receive the same SOS alert? A: Yes, you can share the device with family members in the app, so multiple users will receive the alert at the same time. |
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| Q6: Is this device waterproof? A: Yes, it has an IP67 waterproof rating, making it suitable for use in the bathroom and resistant to accidental splashes and short-term soaking. |
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| Q7: Can I wear it while bathing? A: Yes, its IP67 waterproof rating allows it to be worn during bathing, but avoid long-term submersion in water. |
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| Q8: How do I pair the device with the Tuya app? A: Download the Tuya Smart app, connect your phone to 2.4GHz WiFi, select "Add Device", and follow the in-app pairing instructions. |
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| Q9: Does the button work without a Wi - Fi connection? A: No, the button relies on a Wi - Fi connection to send the SOS signal to the app. |
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| Q10: What should I do if the sensor doesn't connect to my Wi-Fi network? 1. Check the Basics Power: Ensure the sensor is properly powered. Wi - Fi Signal: Make sure the sensor is within range of your Wi - Fi router. 2. Reset the Sensor 3. Re - add the Device in the App 4. Check Router Settings 5. Update Router and App Firmware |
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| Q11: Can I adjust the wristband size? A: Yes, the silicone wristband is adjustable to fit different wrist sizes. |
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| Q12: Does the sensor work with voice assistants? A: It supports Amazon Alexa and Google Assistant. |
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| Q13. What functions can I perform in the app? A: In the app, you can receive SOS alerts, view the calling history, get low - battery notifications, and manage multiple SOS buttons. |
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| Q14. Can multiple people receive alerts from the same SOS button? A: Yes, you can share the device within the app so that multiple family members or caregivers can receive alerts. |
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| Q15. Can I control the device remotely? A: Yes, as long as the device is connected to WiFi and your phone has an internet connection, you can control it remotely through the app. |
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| Q16. Does it have a sound alert when the SOS button is pressed? A: Yes, it has a local confirmation tone when the button is pressed, so the user knows the alert has been triggered. |
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| Q17. How long does the battery last? A: Battery life depends on usage frequency. With normal standby usage, it can last for an extended period. The app will notify you when the battery is low. |
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| Q18. The app can't find the sensor. What's wrong? Ensure the sensor is powered on and in pairing mode. Also, check your phone's Bluetooth and Wi - Fi settings, and make sure they are turned on. |
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| Q19. Can someone else access my sensor's data? As long as you keep your app account credentials secure, and your Wi - Fi network is protected, it's very unlikely that others can access your sensor's data. |
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| Q20. How do I charge the battery? A: It uses a Type - C port for charging. Just connect the provided Type - C USB cable to a power source, such as a wall charger or a computer's USB port. |
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| Q21. Can this SOS button work with other Tuya Smart products? A: Yes, based on the Tuya Smart home platform, it supports linkage control with other Tuya Smart products. For example, it could trigger other smart devices in case of an emergency. |
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| Q22: What if the device keeps triggering false alerts? A: Ensure the SOS button is not accidentally pressed; you can also adjust the notification settings in the app to avoid disturbance. |
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| Q23: What if the app doesn't receive the SOS alert? A: First, check your phone's internet connection and the Wi - Fi connection of the SOS button. Make sure the app has the necessary permissions to send notifications. You can also try restarting the app and the button. |
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| Q24: What if the SOS button stops working? A: Check the battery level. If it's low, recharge it. If the problem persists, try resetting the button and reconnecting it to the app following the setup instructions. |
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| Q25: Can I test the SOS button to make sure it's working? A: Yes, you can press the button to send a test alert. However, make sure to inform any other users who might receive the alert that it's a test. |
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| Q26: Who can use this SOS button? A: It's suitable for the elderly, children, pregnant women, and anyone who might need to quickly call for help in case of an emergency. |
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| Q27: Can I use the SOS button in a commercial setting? A: It's mainly designed for home and care - facility use. For commercial settings, it's best to check local regulations and consult with the manufacturer regarding suitability. |
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| Q28: OEM Service: Box & manual OEM: 2000PCS, if only 500PCS-1000PCS extra charge 0.20USD/PCS; Laser Logo: 100PCS |
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